<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html lang="ch">
<head>
    <meta charset="UTF-8">
    <title>后台欢迎界面</title>
</head>
<body>
<img src="../img/back/welcome.jpg" style="width: 100%;height: 650px;">

</div>
</body>
</html>